2003-02-28 10:55:26 +08:00
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; Exit blocks need to be updated for all nested loops...
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2011-02-11 07:38:10 +08:00
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; RUN: opt < %s -loop-simplify
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2003-02-28 10:55:26 +08:00
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2008-03-19 11:47:13 +08:00
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define i32 @yyparse() {
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bb0:
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br i1 false, label %UnifiedExitNode, label %bb19
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2003-02-28 10:55:26 +08:00
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bb19: ; preds = %bb28, %bb0
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2008-03-19 11:47:13 +08:00
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br i1 false, label %bb28, label %UnifiedExitNode
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2003-02-28 10:55:26 +08:00
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bb28: ; preds = %bb32, %bb19
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2008-03-19 11:47:13 +08:00
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br i1 false, label %bb32, label %bb19
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2003-02-28 10:55:26 +08:00
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bb32: ; preds = %bb28
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2008-03-19 11:47:13 +08:00
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br i1 false, label %UnifiedExitNode, label %bb28
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2003-02-28 10:55:26 +08:00
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UnifiedExitNode: ; preds = %bb32, %bb19, %bb0
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2008-03-19 11:47:13 +08:00
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ret i32 0
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2003-02-28 10:55:26 +08:00
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}
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2008-03-19 11:47:13 +08:00
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